Big Port "Aluminum" KNUCKLE HEADS (Bare)
Big Port "Aluminum" KNUCKLE HEADS (Bare)
OEM 1940 - 1947 Knuckle motor style
These Special replica stock type HEADS can be used with all original Knuckle Head components
HEADS use standard 1-3/4" dia. Valves, 18mm Spark Plugs & Plumber Manifold
Hard Valve Seats (unfinished) & Heli-Coil Head Bolt Inserts
Advantage of Light Weight & Cool Running
Front Head 6 lbs 6 oz lbs - Rear Head 5 lbs 7 oz
RAW finish
Description | Big Port "Aluminum" KNUCKLE HEADS (Bare) |
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